References > Creo™ Schematics Installation and Administration Guide > Preface > About This Guide > Documentation for PTC Products
  
Documentation for PTC Products
PTC provides documentation for download at PTC.com and also on a DVD-ROM. The following forms of documentation for Creo Schematics are available:
A Help Center with search facility and quick links to helpful information.
Creo® 4.0 Installation and Administration Guide and other books as PDF files. To view and print the books, you must have the Adobe Acrobat Reader installed.
You can access the Help Center when you click . When the Help Center is installed locally, it will load from the installation. When it is not installed, the application will automatically open the Help Center on the Web from ptc.com.
To access all PTC Documentation from PTC.com, you must have a valid user account. Go to the New Account page to request a user account or call the Customer Support. For worldwide phone numbers click Worldwide Contacts under CONTACTING TECHNICAL SUPPORT on the PTC Web page at www.ptc.com/support/index.htm.